/// <reference types="node" />
import { EventEmitter } from 'events';
export interface LighterWsSendTx {
    type: 'jsonapi/sendtx';
    data: {
        tx_type: number;
        tx_info: string;
    };
}
export interface LighterWsSendBatchTx {
    type: 'jsonapi/sendtxbatch';
    data: {
        tx_types: number[];
        tx_infos: string[];
    };
}
export interface LighterWsTransaction {
    hash: string;
    type: number;
    info: string;
    event_info: string;
    status: number;
    transaction_index: number;
    l1_address: string;
    account_index: number;
    nonce: number;
    expire_at: number;
    block_height: number;
    queued_at: number;
    executed_at: number;
    sequence_index: number;
    parent_hash: string;
}
export interface WsOrderRequest {
    id: string;
    type: 'SEND_TX' | 'SEND_BATCH_TX';
    data: LighterWsSendTx | LighterWsSendBatchTx;
    timestamp: number;
}
export interface WsOrderResponse {
    id?: string;
    success: boolean;
    result?: LighterWsTransaction | LighterWsTransaction[];
    error?: string;
    timestamp: number;
    type?: string;
}
export interface WsConnectionConfig {
    url: string;
    reconnectInterval?: number;
    maxReconnectAttempts?: number;
    heartbeatInterval?: number;
    timeout?: number;
}
export declare class WebSocketOrderClient extends EventEmitter {
    private ws;
    private config;
    private isConnected;
    private reconnectAttempts;
    private pendingRequests;
    private heartbeatTimer;
    private reconnectTimer;
    private messageId;
    constructor(config: WsConnectionConfig);
    connect(): Promise<void>;
    private handleMessage;
    private startHeartbeat;
    private stopHeartbeat;
    private scheduleReconnect;
    sendTransaction(txType: number, txInfo: string): Promise<LighterWsTransaction>;
    sendBatchTransactions(txTypes: number[], txInfos: string[]): Promise<LighterWsTransaction[]>;
    batchOrders(orders: any[]): Promise<any[]>;
    private sendRequest;
    disconnect(): Promise<void>;
    isReady(): boolean;
    getConnectionStats(): {
        isConnected: boolean;
        pendingRequests: number;
        reconnectAttempts: number;
    };
}
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